电气信息工程学院毕业设计 1 目录 【摘 要】 ·········································错误!未定义书签。 第一章 绪论·······································错误!未定义书签。 第二章 智能仪工作原理 ·····························错误!未定义书签。 2.1 基本工作原理 ································错误!未定义书签。 2.2原理实现方案 ·································错误!未定义书签。 第三章 仪器中的硬件配置 ···························错误!未定义书签。 3.1 仪器直流电源的设计 ··························错误!未定义书签。 3.2 输入接口电路的